Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2025-11618

4.3 · MEDIUM

A missing validation check in FreeRTOS-Plus-TCP's UDP/IPv6 packet processing code can lead to an invalid pointer dereference when receiving a UDP/IPv6 packet with an incorrect IP version field in t…

Published Oct 10, 2025CWE-476EPSS 0.34%

Overview

CVE-2025-11618 is a medium-severity vulnerability. It was published on October 10, 2025 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

A missing validation check in FreeRTOS-Plus-TCP's UDP/IPv6 packet processing code can lead to an invalid pointer dereference when receiving a UDP/IPv6 packet with an incorrect IP version field in the packet header. This issue only affects applications using IPv6.

We recommend upgrading to the latest version and ensure any forked or derivative code is patched to incorporate the new fixes.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refaws.amazon.com/security/security-bulletins/AWS-2025-023/GitHubgithub.com/FreeRTOS/FreeRTOS-Plus-TCP/releases/tag/V4.3.4GitHubgithub.com/FreeRTOS/FreeRTOS-Plus-TCP/security/advisories/GHSA-6fh9-mqxj-hmwj

How CyberStrike helps

Frequently asked questions

What is CVE-2025-11618?

CVE-2025-11618 is a medium-severity vulnerability. It was published on October 10, 2025 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-11618?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-11618?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-11618?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-11618 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related MEDIUM CVEs from 2025

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999